26 April 2016ILoveMyTroops.comHistory, Tributes-Honors, Veterans199th Infantry Brigade, 5th Battalion 12th Infantry, jack murphy, Special Light Unit, us army, vietnam veterans, vietnam war, Vietnam War 1969-1970 “The Promise” by Jack Murphy Delta Company 5th Battalion, 12th Infantry 199th Infantry Brigade (Separate) (Light) Light – Swift – Accurate 1969 – 1970